Along with improved performance, Widia indicates its new solid-carbide deep-hole drills increase process versatility because they require no special drivers or guide bushings. For deep-hole drilling ...

Menomonee Falls, Wis.-based Unisig manufactures deep-hole drilling systems and precision metal-cutting systems, for complex structures required in aerospace, automotive, energy, and medical part ...

Forget digging a hole to China — now China’s the one digging the really deep holes. The Asian nation has begun drilling a more than 32,800-foot-deep hole into the Earth’s crust as part of a so-called ...

This year, the China National Petroleum Corporation started drilling what will be the deepest hole in China and be among the deepest holes in the world, in the north-western province of Xinjiang. An ...